CN107903759A - A kind of metal packaging coating for foods - Google Patents
A kind of metal packaging coating for foods Download PDFInfo
- Publication number
- CN107903759A CN107903759A CN201711228931.7A CN201711228931A CN107903759A CN 107903759 A CN107903759 A CN 107903759A CN 201711228931 A CN201711228931 A CN 201711228931A CN 107903759 A CN107903759 A CN 107903759A
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- Prior art keywords
- parts
- resin
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- pigment
- foods
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
- C09D161/04—Condensation polymers of aldehydes or ketones with phenols only
- C09D161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
- C09D161/14—Modified phenol-aldehyde condensates
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of metal packaging coating for foods, including consisting of：25~60 parts of water-base resin, 18~40 parts of phenol-formaldehyde resin modified, 15~35 parts of amino resins, 18~35 parts of waterborne polyurethane resin, 5~13 parts of nano fumed silica, 5~13 parts of pigment, 11~16 parts of Ludox, 2~7 parts of zinc oxide, 5~8 parts of silicone acrylic emulsion, 30~50 parts of deionized water solvent, 1~10 part of defoamer, 0.1~5 part of neutralizer.The water-base resin is one kind in aqueous alkide resin, water-base epoxy ester resin, water-based acrylic resin or aqueous phosphate ester resin.The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 5~12：1~6：1~6 mass ratio mixes.Above-mentioned metal packaging coating for foods adhesion strength is strong, pliability height, the good corrosion resistance of film, and environmentally friendly, safe and non-toxic.
Description
Technical field
The present invention relates to a kind of coating, and in particular to a kind of metal packaging coating for foods, belongs to Food Packaging technology field.
Background technology
With the demand of quickening and the market diversification of modern life rhythm, more and more ecosystem foods are processed
Into storage life more long, edible way more easily food.And these food are also needed to after machining using packaging
Bag, packing box are also or packing jar is just introduced to the market after being packed, being packed.And packing jar is corroded in itself in order to prevent, one
As can packing jar inner and outer surfaces be coated with layer food level anticorrosive paint.For example, containing catsup with metal can
When, the inner wall of metal can need to be coated using metal packaging coating for foods, to prevent catsup from being produced to the inner wall of metal can
Life corrodes and catsup is polluted, and extends the shelf-life of catsup.
The metal packaging coating of existing use is progressively ripe, is usually used amino-stoving varnish system, such coating by resin,
Filler, auxiliary agent and solvent composition, wherein can discharge the pernicious gases such as formaldehyde during baking paint, are unfavorable for environment guarantor
Shield, and actually use the storage that process is unfavorable for healthy food；At the same time from the point of view of the composition of existing conventional metals package coating, its
Adherence is poor, and since the surface of metal can is smooth, the coating of adherence easily drops over time
Situation, then can pollute the food in tank body, people will cause body greatly to endanger after eating by mistake.
The content of the invention
For above-mentioned deficiency, the technical problems to be solved by the invention are to provide a kind of safety and environmental protection, adhesion strength by force, no
The metal packaging coating for foods easily to drop.
To reach above-mentioned purpose, the present invention is achieved through the following technical solutions：A kind of metal packaging coating for foods, by weight
Part includes following components：It is 25~60 parts of water-base resin, 18~40 parts of phenol-formaldehyde resin modified, 15~35 parts of amino resins, water-based poly-
18~35 parts of urethane resin, 5~13 parts of nano fumed silica, 5~13 parts of pigment, 11~16 parts of Ludox, zinc oxide 2~
7 parts, 5~8 parts of silicone acrylic emulsion, 30~50 parts of deionized water solvent, 1~10 part of defoamer, 0.1~5 part of neutralizer.
Further, the water-base resin for aqueous alkide resin, water-base epoxy ester resin, water-based acrylic resin or
One kind in aqueous phosphate ester resin.
Further, the preparation method of the metal packaging coating for foods is that first each component is put into softening tank, 70
Soften 30~50min at a temperature of~95 DEG C, then put into reaction kettle, be heated to 110~135 DEG C, turned with 300~400r/min
Speed 6~10min of stirring, natural cooling can be prepared by metal packaging coating for foods.
Further, each component of the metal packaging coating for foods calculates by weight is：Water-base resin 40~50, change
25~30 parts of phenolic resin of property, 20~27 parts of amino resins, 25~30 parts of waterborne polyurethane resin, nano fumed silica 8
~10 parts, 7~11 parts of pigment, 12~15 parts of Ludox, 5~7 parts of zinc oxide, 5~7 parts of silicone acrylic emulsion, deionized water solvent 35
~40 parts, 3~8 parts of defoamer, 1~3 part of neutralizer；Wherein, the water-base resin is aqueous alkide resin, water-base epoxy ester
One kind in resin, water-based acrylic resin or aqueous phosphate ester resin.
Further, the pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 5~12：1~6：1~
6 mass ratio mixes.
Beneficial effects of the present invention are：
Metal packaging coating for foods of the present invention has used water-base resin, phenol-formaldehyde resin modified, amino resins, aqueous polyurethane
Resin is basic resin, can effectively improve the adhesion strength of metal packaging coating for foods, improves the pliability of film, strengthens film
Corrosion resistance, simultaneously because employing water-base resin, improves the environmental-protecting performance of metal packaging coating for foods.
Embodiment
Embodiment 1
A kind of metal packaging coating for foods, by weight including following components：25 parts of water-base resin, phenol-formaldehyde resin modified 40
Part, 15 parts of amino resins, 35 parts of waterborne polyurethane resin, 5 parts of nano fumed silica, 13 parts of pigment, 11 parts of Ludox, oxygen
Change 7 parts of zinc, 5 parts of silicone acrylic emulsion, 50 parts of deionized water solvent, 1 part of defoamer, 5 parts of neutralizer.
Wherein, the water-base resin is aqueous alkide resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 5：6：1 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 70 DEG C
Change 50min, then put into reaction kettle, be heated to 110 DEG C, 6min is stirred with 400r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
Embodiment 2
A kind of metal packaging coating for foods, by weight including following components：60 parts of water-base resin, phenol-formaldehyde resin modified 18
Part, 35 parts of amino resins, 18 parts of waterborne polyurethane resin, 13 parts of nano fumed silica, 5 parts of pigment, 16 parts of Ludox, oxygen
Change 2 parts of zinc, 8 parts of silicone acrylic emulsion, 30 parts of deionized water solvent, 10 parts of defoamer, 0.1 part of neutralizer.
Wherein, the water-base resin is water-base epoxy ester resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 12：1：6 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 95 DEG C
Change 30min, then put into reaction kettle, be heated to 135 DEG C, 10min is stirred with 300r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
Embodiment 3
A kind of metal packaging coating for foods, by weight including following components：A kind of metal packaging coating for foods, by weight
Part includes following components：50 parts of water-base resin, 20 parts of phenol-formaldehyde resin modified, 25 parts of amino resins, 30 parts of waterborne polyurethane resin,
10 parts of nano fumed silica, 8 parts of pigment, 13 parts of Ludox, 5 parts of zinc oxide, 7 parts of silicone acrylic emulsion, deionized water solvent 40
Part, 8 parts of defoamer, 3 parts of neutralizer.
Wherein, the water-base resin is water-based acrylic resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 8：3：5 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 80 DEG C
Change 35min, then put into reaction kettle, be heated to 120 DEG C, 8min is stirred with 350r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
Embodiment 4
A kind of metal packaging coating for foods, by weight including following components：40 parts of water-base resin, phenol-formaldehyde resin modified 30
Part, 20 parts of amino resins, 30 parts of waterborne polyurethane resin, 8 parts of nano fumed silica, 11 parts of pigment, 12 parts of Ludox, oxygen
Change 7 parts of zinc, 5 parts of silicone acrylic emulsion, 40 parts of deionized water solvent, 3 parts of defoamer, 3 parts of neutralizer.
Wherein, the water-base resin is in aqueous phosphate ester resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 5：6：1 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 80 DEG C
Change 35min, then put into reaction kettle, be heated to 120 DEG C, 8min is stirred with 350r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
Embodiment 5
A kind of metal packaging coating for foods, by weight including following components：50 parts of water-base resin, phenol-formaldehyde resin modified 25
Part, 27 parts of amino resins, 25 parts of waterborne polyurethane resin, 10 parts of nano fumed silica, 7 parts of pigment, 15 parts of Ludox, oxygen
Change 5 parts of zinc, 7 parts of silicone acrylic emulsion, 35 parts of deionized water solvent, 8 parts of defoamer, 1 part of neutralizer.
Wherein, the water-base resin is water-based acrylic resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 5：6：1 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 80 DEG C
Change 35min, then put into reaction kettle, be heated to 120 DEG C, 8min is stirred with 350r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
Embodiment 6
A kind of metal packaging coating for foods, by weight including following components：48 parts of water-base resin, phenol-formaldehyde resin modified 28
Part, 24 parts of amino resins, 28 parts of waterborne polyurethane resin, 9 parts of nano fumed silica, 8 parts of pigment, 13 parts of Ludox, oxygen
Change 6 parts of zinc, 6 parts of silicone acrylic emulsion, 38 parts of deionized water solvent, 7 parts of defoamer, 2 parts of neutralizer.
Wherein, the water-base resin is water-based acrylic resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 5：6：1 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 95 DEG C
Change 30min, then put into reaction kettle, be heated to 135 DEG C, 10min is stirred with 300r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
Embodiment 7
A kind of metal packaging coating for foods, by weight including following components：48 parts of water-base resin, phenol-formaldehyde resin modified 27
Part, 25 parts of amino resins, 28 parts of waterborne polyurethane resin, 9 parts of nano fumed silica, 10 parts of pigment, 13 parts of Ludox, oxygen
Change 6 parts of zinc, 6 parts of silicone acrylic emulsion, 38 parts of deionized water solvent, 7 parts of defoamer, 2.5 parts of neutralizer.
Wherein, the water-base resin is water-based acrylic resin.
The pigment is made of extender pigment, coloring pigment and rust resisting pigment, and by 7：3：2 mass ratio mixes.
The preparation method of the metal packaging coating for foods is that first each component is put into softening tank, soft at a temperature of 95 DEG C
Change 30min, then put into reaction kettle, be heated to 135 DEG C, 10min is stirred with 300r/min rotating speeds, natural cooling can be prepared by
Metal packaging coating for foods.
It these are only explanation embodiments of the present invention, be not intended to limit the invention, for those skilled in the art
For, within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in this hair
Within bright protection domain.
Claims (5)
1. a kind of metal packaging coating for foods, it is characterised in that including consisting of：
25~60 parts of water-base resin, 18~40 parts of phenol-formaldehyde resin modified, 15~35 parts of amino resins, waterborne polyurethane resin 18~
35 parts, 5~13 parts of nano fumed silica, 5~13 parts of pigment, 11~16 parts of Ludox, 2~7 parts of zinc oxide, silicone acrylic emulsion
5~8 parts, 30~50 parts of deionized water solvent, 1~10 part of defoamer, 0.1~5 part of neutralizer；Wherein, the water-base resin
For one kind in aqueous alkide resin, water-base epoxy ester resin, water-based acrylic resin or aqueous phosphate ester resin.
2. metal packaging coating for foods according to claim 1, it is characterised in that including consisting of：
40~50 parts of water-base resin, 25~30 parts of phenol-formaldehyde resin modified, 20~27 parts of amino resins, waterborne polyurethane resin 25~
30 parts, 8~10 parts of nano fumed silica, 7~11 parts of pigment, 12~15 parts of Ludox, 5~7 parts of zinc oxide, silicone acrylic emulsion
5~7 parts, 35~40 parts of deionized water solvent, 3~8 parts of defoamer, 1~3 part of neutralizer；Wherein, the water-base resin is water
One kind in property alkyd resin, water-base epoxy ester resin, water-based acrylic resin or aqueous phosphate ester resin.
3. metal packaging coating for foods according to claim 2, it is characterised in that including consisting of：
48 parts of water-base resin, 27 parts of phenol-formaldehyde resin modified, 25 parts of amino resins, 28 parts of waterborne polyurethane resin, nano-gas-phase two
9 parts of silica, 10 parts of pigment, 13 parts of Ludox, 6 parts of zinc oxide, 6 parts of silicone acrylic emulsion, 38 parts of deionized water solvent, defoamer 7
Part, 2.5 parts of neutralizer；Wherein, the water-base resin is aqueous alkide resin, water-base epoxy ester resin, water soluble acrylic acid tree
One kind in fat or aqueous phosphate ester resin.
4. according to the metal packaging coating for foods described in claims 1 to 3 any one, it is characterised in that：The pigment is by body
Matter pigment, coloring pigment and rust resisting pigment composition, and by 5~12：1~6：1~6 mass ratio mixes.
5. according to the metal packaging coating for foods described in claim 4 any one, it is characterised in that：The pigment is by constitution face
Material, coloring pigment and rust resisting pigment composition, and by 7：3：2 mass ratio mixes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711228931.7A CN107903759A (en) | 2017-11-29 | 2017-11-29 | A kind of metal packaging coating for foods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711228931.7A CN107903759A (en) | 2017-11-29 | 2017-11-29 | A kind of metal packaging coating for foods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107903759A true CN107903759A (en) | 2018-04-13 |
Family
ID=61848039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711228931.7A Pending CN107903759A (en) | 2017-11-29 | 2017-11-29 | A kind of metal packaging coating for foods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107903759A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109207025A (en) * | 2018-10-17 | 2019-01-15 | 长沙小如信息科技有限公司 | A kind of metal packaging coating and preparation method thereof |
| CN109256237A (en) * | 2018-09-10 | 2019-01-22 | 镇江朝阳机电科技有限公司 | A kind of high pressure corrosion resistant erosion bus and coating process |
| CN109266146A (en) * | 2018-09-18 | 2019-01-25 | 苏州沃创化工新材料有限公司 | A kind of water-based paint coating |
| CN110204998A (en) * | 2019-06-27 | 2019-09-06 | 佛山市顺德区顺峰药品包装材料有限公司 | A kind of aqueous inside courtyard that aluminium soft tube packaging inner coating uses |
| CN113334957A (en) * | 2021-06-09 | 2021-09-03 | 湖南麓汶新材料有限公司 | Water-based electrochemical aluminum and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935491A (en) * | 2009-06-29 | 2011-01-05 | 苏州Ppg包装涂料有限公司 | Metal packaging coating for foods |
| CN105670457A (en) * | 2016-02-18 | 2016-06-15 | 北华大学 | Water-based paint coated on metal surface |
-
2017
- 2017-11-29 CN CN201711228931.7A patent/CN107903759A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101935491A (en) * | 2009-06-29 | 2011-01-05 | 苏州Ppg包装涂料有限公司 | Metal packaging coating for foods |
| CN105670457A (en) * | 2016-02-18 | 2016-06-15 | 北华大学 | Water-based paint coated on metal surface |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109256237A (en) * | 2018-09-10 | 2019-01-22 | 镇江朝阳机电科技有限公司 | A kind of high pressure corrosion resistant erosion bus and coating process |
| CN109266146A (en) * | 2018-09-18 | 2019-01-25 | 苏州沃创化工新材料有限公司 | A kind of water-based paint coating |
| CN109207025A (en) * | 2018-10-17 | 2019-01-15 | 长沙小如信息科技有限公司 | A kind of metal packaging coating and preparation method thereof |
| CN110204998A (en) * | 2019-06-27 | 2019-09-06 | 佛山市顺德区顺峰药品包装材料有限公司 | A kind of aqueous inside courtyard that aluminium soft tube packaging inner coating uses |
| CN113334957A (en) * | 2021-06-09 | 2021-09-03 | 湖南麓汶新材料有限公司 | Water-based electrochemical aluminum and preparation method thereof |
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Application publication date: 20180413 |
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